Journal of the Franklin Institute; devoted to science and the mechanic arts (1826)
Franklin Institute (Philadelphia, Pa.) · Oxford, Eng. [etc.] Pergamon Press [etc.] · leaf 264
rture, c, is to be fastenedone of the ends of the tube c h, to which alarge bladder is connected at h. At b isseen the end of another duct at right an-gles to the first; to this duct is fitted acurved tube b c, through which air fromthe lungs is introduced into the bladder.The tube b e is… … ct Vol. XI.—No. 4—April, 1833. 258 On the Art of Glass Blowing. The bladder being squeezed between the knees, the air introducedinto it presses on the base of the cork valve, forcing it against thesides of the tube, which is thus stopped. The cork should be greasedwith a little tallow, to make the…
Science · Patents · Meteorology · Technology
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
